CN215808543U - Waste liquid pneumatic feeding device - Google Patents
Waste liquid pneumatic feeding device Download PDFInfo
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- CN215808543U CN215808543U CN202121133724.5U CN202121133724U CN215808543U CN 215808543 U CN215808543 U CN 215808543U CN 202121133724 U CN202121133724 U CN 202121133724U CN 215808543 U CN215808543 U CN 215808543U
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Abstract
The utility model discloses a waste liquid pneumatic feeding device, which belongs to the technical field of waste liquid treatment and comprises: the device comprises an air compressor, a pressure-bearing tank, a material pouring square box, a buffer tank and a vacuum pump; the air compressor, the material pouring square box and the buffer tank are respectively connected with the pressure-bearing tank through pipelines; the buffer tank is connected with the vacuum pump through a pipeline; a feeding pipe is arranged on the pressure-bearing tank, a feeding hole of the feeding pipe is positioned in the pressure-bearing tank, and a discharging hole of the feeding pipe is connected with the incinerator burner; the upper end of the pressure-bearing tank is also provided with an explosion-proof unit, and the lower end of the pressure-bearing tank is also provided with a foreign matter discharge unit. According to the utility model, the waste liquid is pumped into the pressure-bearing tank through the arranged vacuum pump, and then the waste liquid is pressed into the incinerator through the compressed air, so that the mode that the waste liquid is pumped into the incinerator through a pump at present is replaced, the waste liquid is not contacted with a transmission machine, the pollution and damage of the waste liquid to the pump are avoided, the unorganized discharge of volatile matters in the waste liquid is greatly reduced, and the potential safety hazard of workshop explosion accidents is eliminated.
Description
Technical Field
The utility model relates to the technical field of waste liquid treatment, in particular to a waste liquid pneumatic feeding device.
Background
The hazardous waste in China has the characteristics of large production amount, multiple types and wide sources, the hazardous waste is divided into 46 types in the national hazardous waste list (2016 edition), 479 types are totally calculated, and in more than 20 years, a relatively perfect hazardous waste management system is established in China, relatively complete hazardous waste disposal facilities are built in the national range, the medium organic waste liquid is one of hazardous waste materials, the organic waste liquid is waste liquid mainly containing organic pollutants, and the organic waste liquid is easy to cause water quality eutrophication and has relatively large harm.
At present, the organic waste liquid is treated mainly by incineration and flue gas purification, wherein the waste liquid is fed in a way that the waste liquid is pressed into an incinerator along a pipeline by a pump, and then the subsequent normal flow is carried out; however, the pump is inconvenient to clean after being fed by the pump, and the pump is greatly damaged after being soaked in waste liquid for a long time. The operation environment of a workshop is severe due to the unorganized discharge of volatile components of the waste liquid, so that the health of workers is influenced on the one hand, and potential safety hazards of combustion and explosion exist on the other hand.
SUMMERY OF THE UTILITY MODEL
The utility model provides a waste liquid pneumatic feeding device aiming at the problems.
The technical scheme adopted by the utility model is as follows: a waste liquid pneumatic feeding device, comprising: the device comprises an air compressor, a pressure-bearing tank, a material pouring square box, a buffer tank and a vacuum pump;
the air compressor, the material pouring square box and the buffer tank are respectively connected with the pressure-bearing tank through pipelines; the buffer tank is connected with the vacuum pump through a pipeline;
a feeding pipe is arranged on the pressure-bearing tank, a feeding hole of the feeding pipe is positioned in the pressure-bearing tank, and a discharging hole of the feeding tank is connected with the incinerator burner;
the upper end of the pressure-bearing tank is also provided with an explosion-proof unit, and the lower end of the pressure-bearing tank is also provided with a foreign matter discharge unit;
the explosion-proof unit includes: the pressure relief pipe is arranged at the top end of the pressure-bearing tank, and the pressure relief valve is arranged on the pressure relief pipe;
the foreign matter discharge unit includes: a blow-off pipe arranged at the lower end of the pressure-bearing tank and a control valve arranged on the blow-off pipe.
Furthermore, a first electromagnetic valve is arranged on a pipeline between the vacuum pump and the buffer tank, a second electromagnetic valve is arranged on a pipeline between the buffer tank and the pressure-bearing tank, a third electromagnetic valve is arranged on a pipeline between the pressure-bearing tank and the material pouring square box, a fourth electromagnetic valve is arranged on a feeding pipe between the pressure-bearing tank and a second combustion chamber combustor of the incinerator, and a fifth electromagnetic valve is arranged on a pipeline between the air compressor and the pressure-bearing tank; wherein, the control valve on the blow-off pipe is a sixth electromagnetic valve.
Furthermore, an air outlet of the air compressor is connected with an air inlet of the pressure-bearing tank through a pipeline, and an air outlet of the pressure-bearing tank is connected with the buffer tank through a pipeline.
Furthermore, a plurality of layers of filter screens with different precisions are arranged in the pressure-bearing tank, wherein the feed inlet of the feed pipe is positioned below the filter screens.
Still further, the pipeline between the square pouring box and the pressure-bearing tank comprises: the device comprises a hose, a first material pipe and a second material pipe;
the lower end of the first material pipe is connected with the material pouring box, the upper end of the first material pipe is connected with the lower end of the hose, the upper end of the hose is connected with the lower end of the second material pipe, and the upper end of the second material pipe is connected with the pressure-bearing tank; and the third electromagnetic valve is arranged on the second material pipe.
Furthermore, the upper ends and the lower ends of the pressure-bearing tank and the buffer tank are of spherical structures.
Further, the upper end portion of the pressure release pipe extends beyond the roof, and the pressure release valve is located on the extended portion of the pressure release pipe.
Furthermore, the pressure range of the pressure relief valve is PN less than or equal to 0.30 MPa.
The utility model has the advantages that:
1. in taking the pressure-bearing jar with the waste liquid through the vacuum pump that sets up, replace the mode of impressing the waste liquid into the pressure-bearing jar through the pump at present for the vacuum pump does not contact with the waste liquid, thereby the waste liquid can not pollute and damage the vacuum pump, does benefit to the mode material loading that adopts the vacuum pump in the aspect of maintenance and cost more.
2. The blow off pipe that pressure-bearing tank bottoms portion set up can with, the foreign matter and the impurity of inside sediment are got rid of to, avoided blocking up the conveying pipe problem, on the same hand, the pressure release pipe that pressure-bearing tank deck portion set up can be so that the pressure in the pressure-bearing tank remains at controllable within range all the time, so, be favorable to going on of pay-off process.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic flow chart of an embodiment of the present invention.
Reference numerals:
1 is air compressor, 2 is the pressure-bearing tank, 3 is the square case of falling material, 4 is the buffer tank, 5 is the vacuum pump, 6 is the conveying pipe, 7 is the pressure release pipe, 8 is the relief valve, 9 is the blow off pipe, 10 is first solenoid valve, 11 is the second solenoid valve, 12 is the third solenoid valve, 13 is the fourth solenoid valve, 14 is the fifth solenoid valve, 15 is the sixth solenoid valve, 16 is the hose, 17 is first material pipe, 18 is second material pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1, as shown in fig. 1, a waste liquid pneumatic feeding device includes: the device comprises an air compressor 1, a pressure-bearing tank 2, a material pouring square box 3, a buffer tank 4 and a vacuum pump 5;
the air compressor 1, the material pouring square box 3 and the buffer tank 4 are respectively connected with the pressure-bearing tank 2 through pipelines; the buffer tank 4 is connected with the vacuum pump 5 through a pipeline;
a feeding pipe 6 is arranged on the pressure-bearing tank 2, a feeding hole of the feeding pipe 6 is positioned in the pressure-bearing tank 2, and a discharging hole of the feeding pipe 6 is connected with a burner of the incinerator;
the upper end of the pressure-bearing tank 2 is also provided with an explosion-proof unit, and the lower end is also provided with a foreign matter discharge unit;
the explosion-proof unit includes: the pressure relief pipe 7 is arranged at the top end of the pressure-bearing tank 2, and the pressure relief valve 8 is arranged on the pressure relief pipe 7;
the foreign matter discharge unit includes: a sewage discharge pipe 9 arranged at the lower end of the pressure-bearing tank 2 and a control valve arranged on the sewage discharge pipe 9.
The main invention of the scheme is that the feeding mode of pressing the waste liquid into the incinerator through a pump is changed through a vacuum pump and an air compressor, so that the waste liquid can be prevented from directly contacting with a power mechanism, and the pollution and damage of the waste liquid to the power mechanism are avoided.
In one embodiment of the utility model, a first electromagnetic valve 10 is arranged on a pipeline between a vacuum pump 5 and a buffer tank 4, a second electromagnetic valve 11 is arranged on a pipeline between the buffer tank 4 and a pressure-bearing tank 2, a third electromagnetic valve 12 is arranged on a pipeline between the pressure-bearing tank 2 and a material pouring square box 3, a fourth electromagnetic valve 13 is arranged on a feeding pipe 6 between the pressure-bearing tank 2 and a second combustion chamber combustor of an incinerator, and a fifth electromagnetic valve 14 is arranged on a pipeline between an air compressor 1 and the pressure-bearing tank 2; wherein, the control valve on the sewage draining pipe 9 is a sixth electromagnetic valve 15.
In an embodiment of the utility model, an air outlet of the air compressor 1 is connected with an air inlet of the pressure-bearing tank 2 through a pipeline, and an air outlet of the pressure-bearing tank 2 is connected with the buffer tank 4 through a pipeline.
In an embodiment of the utility model, a plurality of layers of filter screens with different precisions are arranged in the pressure-bearing tank 2, wherein a feed inlet of the feed pipe 6 is positioned below the filter screens.
Wherein, because of containing various foreign matters in the waste liquid, directly get into the conveying pipe, there is the conveying pipe problem of blockking up, consequently, filter the sediment at the pressure-bearing tank bottom with large granule foreign matter through multi-stage filter screen to, the jam problem of conveying pipe has been avoided.
In an embodiment of the present invention, the pipeline between the material pouring square box 3 and the pressure-bearing tank 2 includes: a hose 16, a first material pipe 17 and a second material pipe 18;
the lower end of the first material pipe 17 is connected with the material pouring box 3, the upper end of the first material pipe is connected with the lower end of the hose 16, the upper end of the hose 16 is connected with the lower end of the second material pipe 18, and the upper end of the second material pipe 18 is connected with the pressure-bearing tank 2; wherein the third solenoid valve 12 is arranged on the second material pipe 18.
In an embodiment of the utility model, the upper ends and the lower ends of the pressure-bearing tank 2 and the buffer tank 4 are both in spherical structures.
Wherein, set up pressure-bearing jar and buffer tank bottom into spherical surface structure, be favorable to deposiing the concentration of foreign matter to make things convenient for the discharge of foreign matter.
In an embodiment of the present invention, the upper end of the pressure relief pipe 7 extends beyond the roof, and the pressure relief valve 8 is located on the extended pressure relief pipe 7.
The pressure relief valve has the main function of keeping the pressure in the pressure-bearing tank within a controllable range and avoiding the problem of abnormal pressure.
In an embodiment of the present invention, the pressure range of the pressure release valve 8 is PN less than or equal to 0.30 MPa.
When the waste liquid air pressure feeding device is used, the fifth electromagnetic valve, the fourth electromagnetic valve and the sixth electromagnetic valve are closed, and the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are opened;
then, starting a vacuum pump, and enabling waste liquid in the material pouring square box to sequentially enter a pressure-bearing tank along a first material pipe, a hose and a second material pipe;
then, closing the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve, and then opening the fifth electromagnetic valve and the fourth electromagnetic valve;
and then, starting an air compressor, pressing the waste liquid in the pressure-bearing tank into the feeding pipe, and then, feeding the waste liquid into a second combustion chamber combustor of the incinerator along the feeding pipe.
When the sediment of the foreign matters at the bottom of the pressure-bearing tank is excessive, the sixth electromagnetic valve is opened at regular time to discharge the foreign matters in the pressure-bearing tank; the pressure relief valve regulates the pressure in the pressure-bearing tank in real time.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a waste liquid pneumatic feeding device which characterized in that includes: the device comprises an air compressor, a pressure-bearing tank, a material pouring square box, a buffer tank and a vacuum pump;
the air compressor, the material pouring square box and the buffer tank are respectively connected with the pressure-bearing tank through pipelines; the buffer tank is connected with the vacuum pump through a pipeline;
a feeding pipe is arranged on the pressure-bearing tank, a feeding hole of the feeding pipe is positioned in the pressure-bearing tank, and a discharging hole of the feeding tank is connected with the incinerator burner;
the upper end of the pressure-bearing tank is also provided with an explosion-proof unit, and the lower end of the pressure-bearing tank is also provided with a foreign matter discharge unit;
the explosion-proof unit includes: the pressure relief pipe is arranged at the top end of the pressure-bearing tank, and the pressure relief valve is arranged on the pressure relief pipe;
the foreign matter discharge unit includes: a blow-off pipe arranged at the lower end of the pressure-bearing tank and a control valve arranged on the blow-off pipe.
2. The waste liquid air pressure feeding device according to claim 1, wherein a first electromagnetic valve is provided on a pipeline between the vacuum pump and the buffer tank, a second electromagnetic valve is provided on a pipeline between the buffer tank and the pressure-bearing tank, a third electromagnetic valve is provided on a pipeline between the pressure-bearing tank and the material pouring square box, a fourth electromagnetic valve is provided on a feed pipe between the pressure-bearing tank and the second combustion chamber burner of the incinerator, and a fifth electromagnetic valve is provided on a pipeline between the air compressor and the pressure-bearing tank; wherein, the control valve on the blow-off pipe is a sixth electromagnetic valve.
3. The waste liquid pneumatic feeding device according to claim 1, wherein the air outlet of the air compressor is connected with the air inlet of the pressure-bearing tank through a pipeline, and the air outlet of the pressure-bearing tank is connected with the buffer tank through a pipeline.
4. The waste liquid pneumatic feeding device according to claim 1, wherein a plurality of layers of different precision filter screens are arranged in the pressure-bearing tank, wherein the feeding port of the feeding pipe is positioned below the filter screens.
5. The waste liquid pneumatic feeding device according to claim 2, wherein the pipe between the pouring square box and the pressure-bearing tank comprises: the device comprises a hose, a first material pipe and a second material pipe;
the lower end of the first material pipe is connected with the material pouring box, the upper end of the first material pipe is connected with the lower end of the hose, the upper end of the hose is connected with the lower end of the second material pipe, and the upper end of the second material pipe is connected with the pressure-bearing tank; and the third electromagnetic valve is arranged on the second material pipe.
6. The waste liquid pneumatic feeding device according to claim 1, wherein the upper and lower ends of the pressure-bearing tank and the buffer tank are spherical structures.
7. The waste liquid pneumatic charging apparatus as claimed in claim 1, wherein an upper end portion of the pressure release pipe is extended beyond the roof, and the pressure release valve is provided on the extended portion of the pressure release pipe.
8. The waste liquid pneumatic feeding device of claim 1, wherein the pressure range of the pressure relief valve is PN ≤ 0.30 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121133724.5U CN215808543U (en) | 2021-05-25 | 2021-05-25 | Waste liquid pneumatic feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121133724.5U CN215808543U (en) | 2021-05-25 | 2021-05-25 | Waste liquid pneumatic feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215808543U true CN215808543U (en) | 2022-02-11 |
Family
ID=80173913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121133724.5U Active CN215808543U (en) | 2021-05-25 | 2021-05-25 | Waste liquid pneumatic feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215808543U (en) |
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2021
- 2021-05-25 CN CN202121133724.5U patent/CN215808543U/en active Active
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